On the minimal ranks of matrix pencils and the existence of a best approximate block-term tensor decomposition

José Henrique de Morais Goulart (1, 2) , Pierre Comon (1)

1 GIPSA-CICS - GIPSA - Communication Information and Complex Systems
2 I3S - Laboratoire d'Informatique, Signaux, et Systèmes de Sophia Antipolis

Domaines: Analyse numérique [math.NA]; Géométrie algébrique [math.AG]

José Henrique de Morais Goulart, Pierre Comon. On the minimal ranks of matrix pencils and the existence of a best approximate block-term tensor decomposition. Linear Algebra and its Applications, 2019, 561, pp.161-186. ⟨10.1016/j.laa.2018.09.031⟩. ⟨hal-01909603⟩